Re: Using a variable to call another variable

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At 12:10 AM -0400 9/9/06, Robert Cummings wrote:
On Sat, 2006-09-09 at 12:57 +0900, Dave M G wrote:
 PHP List,

 I have a list of variables:

 $001
 $002
 $003
 $004

 And what I'd like to do is have a function which will select and return
 one of them. Something like:

 public function returnVar($n)
 {
 return $(somehow n is made to reference the name of the variable);
 }

 And then in later scripts I can call anyone of the variables by saying

 returnVar(001)

 > Or something like that.

 I've been scratching my head on how to do this for a while. I thought
 the answer might lie somewhere in call_user_func(), but even if it is I
 can't determine how.

 Any advice would be much appreciated.

<?php

function easy_peasy( $name )
{
    $foo1 = 1;
    $foo2 = 2;
    $foo3 = 3;

    return $$name;
}

echo easy_peasy( 'foo2' )."\n";

?>

Cheers,
Rob.


 Or something like that.  <----  :-)

$easy_peasyier = array("foo1" => 1, "foo2" => 2, "foo3" => 3);

echo($easy_peasyier['foo1']);

tedd
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